CA2265931C - Dredging apparatus - Google Patents

Dredging apparatus Download PDF

Info

Publication number
CA2265931C
CA2265931C CA002265931A CA2265931A CA2265931C CA 2265931 C CA2265931 C CA 2265931C CA 002265931 A CA002265931 A CA 002265931A CA 2265931 A CA2265931 A CA 2265931A CA 2265931 C CA2265931 C CA 2265931C
Authority
CA
Canada
Prior art keywords
ejector
pipe
pumping device
outlet
dredging apparatus
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CA002265931A
Other languages
English (en)
French (fr)
Other versions
CA2265931A1 (en
Inventor
Steinar Flesen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGR GROUP AS
Original Assignee
AGR GROUP AS
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AGR GROUP AS filed Critical AGR GROUP AS
Publication of CA2265931A1 publication Critical patent/CA2265931A1/en
Application granted granted Critical
Publication of CA2265931C publication Critical patent/CA2265931C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/8858—Submerged units
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/8808—Stationary installations, e.g. installations using spuds or other stationary supports
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
    • E02F3/92—Digging elements, e.g. suction heads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Earth Drilling (AREA)
CA002265931A 1996-09-18 1997-09-11 Dredging apparatus Expired - Lifetime CA2265931C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO963897 1996-09-18
NO963897A NO302043B1 (no) 1996-09-18 1996-09-18 Mudringsapparat
PCT/NO1997/000245 WO1998012390A1 (en) 1996-09-18 1997-09-11 Dredging apparatus

Publications (2)

Publication Number Publication Date
CA2265931A1 CA2265931A1 (en) 1998-03-26
CA2265931C true CA2265931C (en) 2004-07-20

Family

ID=19899843

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002265931A Expired - Lifetime CA2265931C (en) 1996-09-18 1997-09-11 Dredging apparatus

Country Status (8)

Country Link
US (1) US6145223A (pt)
EP (1) EP0927286B1 (pt)
AU (1) AU710165B2 (pt)
BR (1) BR9711396A (pt)
CA (1) CA2265931C (pt)
MX (1) MXPA99002581A (pt)
NO (1) NO302043B1 (pt)
WO (1) WO1998012390A1 (pt)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO312541B1 (no) 1999-11-03 2002-05-27 Gto Subsea As Fremgangsmåte og anordning for å flytte på stein og lösmasser under vann
US6470605B1 (en) * 1999-11-16 2002-10-29 John William Gilman Earth reduction tool
NO314851B1 (no) * 1999-11-26 2003-06-02 Nat Oilwell Norway As Anlegg for bortföring av forurenset masse, samt anvendelse
NO311513B1 (no) * 1999-12-23 2001-12-03 Statoil Asa System for tilforsel av kjolevann til et kjolesystem pa et flytende fartoy for produksjon av hydrokarboner
NO311639B1 (no) * 2000-04-05 2001-12-27 Gto Subsea As Fremgangsmåte og anordning for å flytte på stein og lösmasser under vann
US7708839B2 (en) * 2001-03-13 2010-05-04 Valkyrie Commissioning Services, Inc. Subsea vehicle assisted pipeline dewatering method
US6539778B2 (en) * 2001-03-13 2003-04-01 Valkyrie Commissioning Services, Inc. Subsea vehicle assisted pipeline commissioning method
BR0210715B1 (pt) * 2001-06-26 2011-08-23 estrado para bomba de teste, adaptado para uso com um veìculo submarino num oleoduto submarino, e, método para testar hidrostaticamente um oleoduto entre um primeiro e um segundo distribuidores submarinos.
US6863807B2 (en) * 2002-09-25 2005-03-08 Crawford, Iii William Randall Method and apparatus for remediation and prevention of fouling of recirculating water systems by detritus and other debris
NO326962B1 (no) 2003-04-24 2009-03-23 Fossura As Fremgangsmate og anordning for fjerning av borkaks fra et undervanns borehull
US20050161380A1 (en) * 2003-09-24 2005-07-28 Crawford William R.Iii Method and apparatus for remediation and prevention of fouling of recirculating water systems by detritus and other debris
NO318767B1 (no) * 2003-11-21 2005-05-02 Agr Subsea As Anordning for fjerning og filtrering av borefluid ved topphullsboring
GB0623450D0 (en) * 2006-11-24 2007-01-03 Drabble Ray Faunal friendly dredging system
US8240953B2 (en) * 2007-05-17 2012-08-14 Trident Subsea Technologies, Llc Geometric universal pump platform
US8240191B2 (en) * 2008-05-13 2012-08-14 Trident Subsea Technologies, Llc Universal power and testing platform
US8083501B2 (en) * 2008-11-10 2011-12-27 Schlumberger Technology Corporation Subsea pumping system including a skid with wet matable electrical and hydraulic connections
US8382457B2 (en) * 2008-11-10 2013-02-26 Schlumberger Technology Corporation Subsea pumping system
EP2440712B1 (en) * 2009-06-11 2018-07-18 Joseph Michael Goodin Improvements in and relating to dredging apparatus
US8770892B2 (en) 2010-10-27 2014-07-08 Weatherford/Lamb, Inc. Subsea recovery of swabbing chemicals
NL2011157C2 (en) * 2013-07-12 2015-01-13 Ihc Holland Ie Bv Tailing deposit tool.
CN106480917B (zh) * 2016-12-19 2018-12-11 上海海洋大学 一种基于自主导航船的池底水质改良机

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010232A (en) * 1959-10-08 1961-11-28 Skakel Excavating, dredging, raising, and transmitting earthy and other loose matter
US3248812A (en) * 1963-04-22 1966-05-03 Gardner Catherine Burkholder Collector and hoist for aggregates
US3646694A (en) * 1969-12-17 1972-03-07 Us Navy Dredging method employing injection and suction nozzles
US3774323A (en) * 1971-05-14 1973-11-27 Vaughan Co Composite bucket-hydraulic dredge
US3877238A (en) * 1973-11-06 1975-04-15 Santa Fe Int Corp Sea sled for entrenching and pipe burying operations
US4165571A (en) * 1975-01-08 1979-08-28 Santa Fe International Corporation Sea sled with jet pump for underwater trenching and slurry removal
US4070061A (en) * 1976-07-09 1978-01-24 Union Miniere Method and apparatus for collecting mineral aggregates from sea beds
US4391468A (en) * 1978-04-07 1983-07-05 Kamyr, Inc. Method and apparatus for recovering mineral nodules from the ocean floor
US4207690A (en) * 1978-05-09 1980-06-17 Niskala Lauri O Suction device for cleaning bottoms of waterways and for lifting sunken timber
EP0091264A1 (en) * 1982-03-29 1983-10-12 Alluvial Mining & Shaft Sinking Company Limited Submersible pumping equipment
US4681372A (en) * 1986-02-11 1987-07-21 Mcclure William L Deep sea mining apparatus
GB9007609D0 (en) * 1990-04-04 1990-05-30 Translift Freight Limited Improvements relating to dredging methods

Also Published As

Publication number Publication date
MXPA99002581A (es) 2004-01-19
NO963897A (no) 1998-01-12
US6145223A (en) 2000-11-14
WO1998012390A1 (en) 1998-03-26
CA2265931A1 (en) 1998-03-26
NO963897D0 (no) 1996-09-18
AU710165B2 (en) 1999-09-16
AU4226897A (en) 1998-04-14
EP0927286B1 (en) 2003-03-12
NO302043B1 (no) 1998-01-12
BR9711396A (pt) 1999-08-17
EP0927286A1 (en) 1999-07-07

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MKEX Expiry

Effective date: 20170911